a concrete or plastic object used to form a fence, for example to separate lines of traffic or to protect people walking or working on a road from being hit by cars

Jersey barriers were put up around the Washington Monument and the drives approaching the Capitol. 在华盛顿纪念碑周围和国会大厦附近的车道设置了新泽西式护栏。

The accident forced a tanker into the highway's Jersey barrier and it burst into flames. 事故迫使一辆油罐车撞到了高速公路的新泽西护栏上，然后起火了。

A tractor-trailer swerved to avoid an oncoming car and crashed through the Jersey walls into the water. 一辆半挂式卡车为避开迎面来的汽车而突然转向，在撞穿了新泽西护栏后坠入水中。